Finding the Fourth Proportional to 481,027.43, 663,772.64 and 325,662.68
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Solution
The fourth proportional to 481,027.43, 663,772.64 and 325,662.68 is: 449,383.89
Step by Step Solution
- Step 1: Write the proportion equation
481,027.43 : 663,772.64 = 325,662.68 : x - Step 2: Convert to fraction form
481,027.43/663,772.64 = 325,662.68/x - Step 3: Cross multiply
481,027.43x = 663,772.64 × 325,662.68 - Step 4: Simplify right side
481,027.43x = 216,165,976,884.19 - Step 5: Solve for x
x = 216,165,976,884.19/481,027.43 - Step 6: Final answer
x = 449,383.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.